Ulstrup, C. C. (1992). Guidelines for the design of cable-stayed bridges. New York: American Society of Civil Engineers.
Παραπομπή Chicago StyleUlstrup, Carl C. Guidelines for the Design of Cable-stayed Bridges. New York: American Society of Civil Engineers, 1992.
Παραπομπή MLAUlstrup, Carl C. Guidelines for the Design of Cable-stayed Bridges. New York: American Society of Civil Engineers, 1992.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.